Base | Representation |
---|---|
bin | 1010101110111… |
… | …1011100010110 |
3 | 10010201022010121 |
4 | 2223233130112 |
5 | 43011132300 |
6 | 4244542154 |
7 | 1054446262 |
oct | 253573426 |
9 | 103638117 |
10 | 45020950 |
11 | 2345a9a7 |
12 | 130b195a |
13 | 9434020 |
14 | 5d9d0a2 |
15 | 3e4481a |
hex | 2aef716 |
45020950 has 24 divisors (see below), whose sum is σ = 90181728. Its totient is φ = 16622880.
The previous prime is 45020933. The next prime is 45020951. The reversal of 45020950 is 5902054.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45020951) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33982 + ... + 35281.
It is an arithmetic number, because the mean of its divisors is an integer number (3757572).
Almost surely, 245020950 is an apocalyptic number.
45020950 is an abundant number, since it is smaller than the sum of its proper divisors (45160778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45020950 is a wasteful number, since it uses less digits than its factorization.
45020950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69288 (or 69283 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 45020950 is about 6709.7652716023. The cubic root of 45020950 is about 355.7445196000.
The spelling of 45020950 in words is "forty-five million, twenty thousand, nine hundred fifty".
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